$ git clone -n https://gitee.com/opencloudos-stream/gvisor.git /var/lib/mock/dist-oc9-epol-build-66302-16665/root/chroot_tmpdir/scmroot/gvisor
Cloning into '/var/lib/mock/dist-oc9-epol-build-66302-16665/root/chroot_tmpdir/scmroot/gvisor'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/gvisor
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 78d54ec !1 add gvisor Merge pull request !1 from Jackey_1024/master